On the Upper East Side, 740 Park Avenue remains one of the most iconic buildings in New York City. The art deco styled co-op has been home to some of the richest and most influential personalities ...

In the new documentary " Park Avenue: Money, Power & the American Dream,” a former doorman of 740 Park Avenue, who wished to remain anonymous, revealed some of the quirks of the building's ...

Julia Koch, widow of billionaire David Koch, sold an 18-room spread at the famed 740 Park Avenue co-op for $45 million, according to public records.

It was in a cab driving down Fifth Avenue, passing an apartment building on E. 66th Street, that Michael Gross, author of a book about the rich and famous residents of 740 Park Ave., realized that ...

Julia Koch, the widow of billionaire industrialist David Koch, has sold her duplex at the exclusive Manhattan co-op 740 Park Avenue for $45 million, according to property records.

Ken Griffin has bought a unit in NYC's most powerful co-op, 740 Park Ave. Early Grace Hedge fund billionaire Ken Griffin has expanded his high-end real estate empire with the $45 million purchase ...

The month’s biggest closed sale took place at 740 Park Avenue, the venerable co-op with many high-profile residents. Katherine Marks for The New York Times Julia Koch sold a duplex there that ...